How to Unlock LG CYON KH1200?

Here is the free solution unlock guide for LG KH1200 CYON from Korea network (KTF), which I find on one forum, someone says it works well. So I share the method here with you, now just enjoy it!

LG KH1200 CYON unlock guide step by step:

  1. Press 277634#*# phone will enter Service Menu
  2. Select GCF Setting
  3. Select GCF On
  4. Phone reboot and unlocked working with any sim

Note:This Solution working with only old firmware version.

LG KH1200 CYON Phone Photos – LG Cell Phone Pictures

LG_KH1200

 

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4 thoughts on “How to Unlock LG CYON KH1200?”

  1. I followed the instructions above for my KH1200, but it still says “Invalid card with this region”. I got my phone in Korea in 2008. Is that old or new firmware? Is there something else I can do?

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